mirror of git://gcc.gnu.org/git/gcc.git
141 lines
3.5 KiB
C++
141 lines
3.5 KiB
C++
// array.h - Header file for CNI arrays. -*- c++ -*-
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/* Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation
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This file is part of libgcj.
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This software is copyrighted work licensed under the terms of the
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Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
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details. */
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#ifndef __GCJ_ARRAY_H__
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#define __GCJ_ARRAY_H__
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#include <java/lang/Object.h>
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extern "Java" {
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class __JArray : public java::lang::Object
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{
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protected:
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// This is just a hack to work around a warning emitted by the C++
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// compiler. We initialize `length' evilly, but it doesn't know
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// that.
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__JArray () : length (0)
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{
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}
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public:
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const jsize length;
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friend jsize JvGetArrayLength (__JArray*);
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};
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template<class T>
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class JArray;
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template<class T>
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inline T* elements(JArray<T>& x);
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template<class T>
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inline T* elements(JArray<T>* x);
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template<class T>
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class JArray : public __JArray
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{
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T data[0];
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public:
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friend T* elements<>(JArray<T>& x);
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friend T* elements<>(JArray<T>* x);
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// T* getData() { return data; }
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// T& operator[](jint i) { return data[i]; }
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};
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template<class T>
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inline T* elements(JArray<T>& x) { return x.data; }
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template<class T>
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inline T* elements(JArray<T>* x) { return x->data; }
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} // end extern "Java"
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/* These typesdefs match those in JNI. */
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typedef __JArray *jarray;
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typedef JArray<jobject> *jobjectArray;
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typedef JArray<jboolean> *jbooleanArray;
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typedef JArray<jbyte> *jbyteArray;
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typedef JArray<jchar> *jcharArray;
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typedef JArray<jshort> *jshortArray;
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typedef JArray<jint> *jintArray;
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typedef JArray<jlong> *jlongArray;
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typedef JArray<jfloat> *jfloatArray;
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typedef JArray<jdouble> *jdoubleArray;
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typedef JArray<jstring> *jstringArray;
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extern java::lang::Class _Jv_byteClass, _Jv_shortClass, _Jv_intClass,
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_Jv_longClass, _Jv_booleanClass, _Jv_charClass, _Jv_floatClass,
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_Jv_doubleClass, _Jv_voidClass;
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/* The definition of this macro cannot be enclosed in parentheses
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because "JvPrimClass(x)" is used as a template argument. */
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#define JvPrimClass(TYPE) & _Jv_##TYPE##Class
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extern "C" jobjectArray _Jv_NewObjectArray(jsize length, jclass, jobject init);
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extern "C" jobject _Jv_NewPrimArray (jclass eltype, jint count);
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extern inline jobjectArray
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JvNewObjectArray (jsize length, jclass cls, jobject init)
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{
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return _Jv_NewObjectArray (length, cls, init);
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}
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extern inline jcharArray
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JvNewCharArray (jint length)
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{
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return (jcharArray) _Jv_NewPrimArray (JvPrimClass (char), length);
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}
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extern inline jbooleanArray
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JvNewBooleanArray (jint length)
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{
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return (jbooleanArray) _Jv_NewPrimArray (JvPrimClass (boolean), length);
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}
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extern inline jbyteArray
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JvNewByteArray (jint length)
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{
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return (jbyteArray) _Jv_NewPrimArray (JvPrimClass (byte), length);
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}
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extern inline jshortArray
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JvNewShortArray (jint length)
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{
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return (jshortArray) _Jv_NewPrimArray (JvPrimClass (short), length);
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}
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extern inline jintArray
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JvNewIntArray (jint length)
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{
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return (jintArray) _Jv_NewPrimArray (JvPrimClass (int), length);
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}
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extern inline jlongArray
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JvNewLongArray (jint length)
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{
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return (jlongArray) _Jv_NewPrimArray (JvPrimClass (long), length);
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}
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extern inline jfloatArray
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JvNewFloatArray (jint length)
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{
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return (jfloatArray) _Jv_NewPrimArray (JvPrimClass (float), length);
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}
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extern inline jdoubleArray
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JvNewDoubleArray (jint length)
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{
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return (jdoubleArray) _Jv_NewPrimArray (JvPrimClass (double), length);
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}
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extern "C" jstringArray JvConvertArgv(int argc, const char **argv);
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inline jsize JvGetArrayLength (jarray array) { return array->length; }
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#endif /* __GCJ_ARRAY_H__ */
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